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/*
* Copyright (C) 2015 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef RECOVERY_PRINT_SHA1_H
#define RECOVERY_PRINT_SHA1_H
#include <stdint.h>
#include <string>
#include "openssl/sha.h"
static std::string print_sha1(const uint8_t sha1[SHA_DIGEST_LENGTH], size_t len) {
const char* hex = "0123456789abcdef";
std::string result = "";
for (size_t i = 0; i < len; ++i) {
result.push_back(hex[(sha1[i]>>4) & 0xf]);
result.push_back(hex[sha1[i] & 0xf]);
}
return result;
}
static std::string print_sha1(const uint8_t sha1[SHA_DIGEST_LENGTH]) {
return print_sha1(sha1, SHA_DIGEST_LENGTH);
}
static std::string short_sha1(const uint8_t sha1[SHA_DIGEST_LENGTH]) {
return print_sha1(sha1, 4);
}
#endif // RECOVERY_PRINT_SHA1_H
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